add mri_surf2vol wrap
added identity input to Surface2VolTransform
3DROIstats fix
fixed tests
added missing test
wrong path
fixed list outputs
Fixed template for -o argument of fsl_glm
Removed the extension
Merge https://github.com/stymy/nipype

Conflicts:
	nipype/interfaces/afni/preprocess.py
fixed pull request issues:
wrapping Surface2VolTransform,
-moved from preprocess.py to utils.py
-improved input descriptions
-renamed output suffix
fixed errors from DOCTEST, now OK.
Merge branch 'master' into enh/dcmstack

* master:
  fixed outputs assignment
  fix refit
  doc: added reference to BSplineSyn
  fix: allow 4 parameters for antsRegistration transform
  fix: cleaned prov
  fix: changed iri to current standard
  Added link tracking.
  Updated google tracking.
add: pycharm .idea/ directory to .gitignore
fix: typo in fugue parameter
fix: warp/unwarp arg parsing for use w/o an in_file
tst: auto test generation for FUGUE
fixed output truncation
Fixing path issues for CMTK Parcellate dilated ROI files
Removed ipdb trace